It's not a bird, it's not a plane. It's a house, and it's flying across the sky.
Meet an engineer who set up an experiment to find out how many balloons it takes to lift a house.
Scientists send a house into flight with balloons.
要用多少氣球才能讓房子飛起來?利用五金行購買的材料製造出來的火箭能飛得多遠?運用自然科學和嶄新創意,我們設計並進行新奇有趣、令人嘆為觀止的實驗。
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